| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 348742000 | Color sequential | 10 |
| 20090141187 | Buffer Management system for video image display apparatus - A video image display apparatus for displaying a video image in accordance with a video image signal comprising: a light source; and a control unit for generating display data for a first spatial light modulator (SLM) and a second SLM for modulating illumination lights projected from the light source, wherein the control unit generates the display data comprising first-color data and second-color data, different from the first-color data, which is sequentially changed over when transmitted to the second SLM during a period when the first-color data is transmitted to the first SLM. | 06-04-2009 |
| 20130050590 | PROJECTION CONTROL APPARATUS AND PROJECTION CONTROL METHOD - A projection control apparatus for controlling a projection apparatus is configured to: receive a video signal including a plurality of color components; extract, as control information, information of a specific color component for each frame of the received video signal; generate, frame by frame, projection control information for controlling operation of the projection apparatus based on the extracted control information; and provide the generated projection control information to the projection apparatus. | 02-28-2013 |
| 20140198259 | ELECTRONIC DEVICE HAVING A PROJECTOR FUNCTION AND A VIBRATING MIRROR ELEMENT - A vibrating mirror device includes a mirror portion, a driving portion including a detecting electrode that detects an amount of deformation of a piezoelectric element when driving the mirror portion by applying a voltage to cause the piezoelectric element to deform, an insulating layer formed on a top face of the piezoelectric element, and a first lead interconnection that is formed on the top face of the insulating layer, that contacts the detecting electrode, and that extends to a region outside of the driving portion. | 07-17-2014 |
| 20140333843 | VIDEO DISPLAY WITH PHOTO-LUMINESCENT DYES - A video display system includes a light source configured to generate light and a substrate having a plurality of pixels deposited on a first side of the substrate. Each of the pixels is formed from a plurality of photo-luminescent dyes, and the light source is configured to project light onto the first side of the substrate to illuminate at least a subset of the photo-luminescent dyes in a raster pattern to generate an image. In another embodiment omitting the substrate, the photo-luminescent dyes forming the pixels are deposited directly onto a screen. | 11-13-2014 |
| 20150338042 | Electric Lighting Devices Having a Non-Homologous Projection Screen - Various embodiments of electric lighting devices having projection screens are described. Some embodiments include a housing, a projection screen coupled to the housing and comprising a first region that is translucent or transparent and a set of light sources configured to emit light onto a surface of the projection screen and include a projection screen having a laminate structure, while other embodiments include a video screen that is embedded within the projection screen. | 11-26-2015 |
| 348743000 | With moving color filters | 5 |
| 20080211971 | COLOR BALANCING SYSTEMS AND METHODS - A display system is described comprising a light source, color wheel and a light modulator. The light source is configured to emit a beam of white light along a first light path. The color wheel may be provided on a first light path and be configured to filter the beam of white light, the color wheel having a plurality of color segments, including a red color segment, a blue color segment, a green color segment and a magenta color segment. The magenta color segment is the only subtractive primary color segment and has a duty cycle of greater than 0.1. The light modulator may be configured to receive filtered light from the color wheel and modulate the received light to produce an image. The light source may be an electrodeless plasma lamp and the lamp may have a bulb containing a fill that includes Indium Bromide. | 09-04-2008 |
| 20080297666 | System and Method for Increasing the Brightness of an Image - The disclosed embodiments relate to a system and method for increasing the brightness of a video image. More specifically, there is provided a video unit ( | 12-04-2008 |
| 20090141188 | Video Image display apparatus and timing control method - A video image display apparatus for displaying a video image in accordance with a video image signal including: a light source for emitting an illumination light to a color wheel driven by a color wheel driving unit to rotate the color wheel for filtering and transmitting lights of different colors therefrom; a spatial light modulator (SLM) for receiving the lights of different colors projected from the color wheel; a master clock signal generation unit for generating a master clock signal constituting a reference for transferring data to the SLM; a frame start signal generation unit for generating, from the master clock signal, a frame start signal indicating the start of a frame; a wheel position detection unit for detecting an angular position of the wheel; a phase comparison unit for comparing a phase of the frame start signal with a wheel index signal generated from the wheel position detection unit indicating a position of the color wheel; and a motor control unit for receiving a phase comparison signal from the phase comparison unit for controlling a rotation speed of a motor for driving the color wheel to rotate at a controlled rotation speed. | 06-04-2009 |
| 20090141189 | Light source control method for video image display apparatus and video image display apparatus - A method for controlling a light source of a video image display apparatus, comprising: projecting illumination lights to a first spatial light modulator (SLM) and a second SLM, and changing over a wavelength of one of the illumination lights projected to the second SLM in a sequence during a period when the wavelength of another one of the illumination lights projected to the first SLM is controlled to have a flexibly adjustable wavelength. | 06-04-2009 |
| 20110228173 | PROJECTION APPARATUS AND IMAGE ADJUSTMENT METHOD - A projection apparatus including an illumination system, a light valve, and a color filtering module is provided. The illumination system is capable of emitting an illumination beam. The light valve is disposed in the transmission path of the illumination beam and capable of converting the illumination beam into an image beam. The color filtering module is disposed in the transmission path of the illumination beam between the illumination system and the light valve and includes a plurality of colored filters and a gray filter. The gray filter is capable of reducing the intensity of the illumination beam passing through the gray filter. An image adjustment method is also provided. | 09-22-2011 |
